Description
Laars Heating Systems RA2138900 – 125 PSI 3/4″ Pressure Relief Valve Kit
The Laars Heating Systems RA2138900 is a 125 PSI, 3/4″ Pressure Relief Valve (PRV) Kit engineered to provide dependable overpressure protection for hydronic boilers and heating systems. Designed as a genuine Laars replacement component, this kit ensures your system operates safely within its rated pressure limits, helping to prevent damage to boiler vessels, piping, and connected equipment.
Key Features
- Rated pressure setting: 125 PSI (pounds per square inch)
- Connection size: 3/4″ for straightforward installation on compatible Laars boiler systems
- Factory-set relief valve — no field adjustment required
- Genuine OEM Laars Heating Systems replacement part
- Designed to protect hydronic heating systems from dangerous overpressure conditions
- Durable construction for long-lasting, reliable performance
Application
This PRV kit is intended for use with Laars boilers and hydronic heating systems requiring a 125 PSI pressure relief valve with a 3/4″ connection. It is an essential safety component that automatically releases excess pressure to protect the system and maintain safe operating conditions. Always verify compatibility with your specific Laars boiler model before installation.
Why Choose Genuine Laars OEM Parts?
Using genuine Laars Heating Systems replacement parts ensures proper fit, function, and system safety. OEM components are manufactured to the same specifications as original equipment, providing confidence in performance and longevity.







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